The quantities and y are proportional.

Find the constant of proportionality (r) in the equation y = rx.

R=

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3